<div class="container">
<h1>Security update for c3p0 and mchange-commons</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:0855-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-03-10T05:06:42Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>important</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258913">bsc#1258913</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258942">bsc#1258942</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1259313">bsc#1259313</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>
Cross-References:
</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-27727.html">CVE-2026-27727</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-27830.html">CVE-2026-27830</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>CVSS scores:</th>
<td>
<ul class="list-group">
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27727</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27727</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27727</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.9</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27830</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.9</span>
<span class="cvss-vector">CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27830</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.0</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-27830</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.9</span>
<span class="cvss-vector">CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">openSUSE Leap 15.4</li>
<li class="list-group-item">openSUSE Leap 15.6</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves two vulnerabilities and has one security fix can now be installed.</p>
<h2>Description:</h2>
<p>This update for c3p0 and mchange-commons fixes the following issues:</p>
<p>c3p0:</p>
<ul>
<li>
<p>Security issues fixed:</p>
</li>
<li>
<p>CVE-2026-27830: Fixed unsafe object deserialization (bsc#1258942)</p>
</li>
<li>
<p>Fix the null pointer exception in the userOverridesAsString
method (bsc#1259313).</p>
</li>
</ul>
<p>mchange-commons:</p>
<ul>
<li>
<p>Security issues fixed:</p>
</li>
<li>
<p>CVE-2026-27727: Disabled remote ClassLoading when dereferencing javax.naming.Reference instances (bsc#1258913)</p>
</li>
</ul>
<h2>Patch Instructions:</h2>
<p>
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".<br/>
Alternatively you can run the command listed for your product:
</p>
<ul class="list-group">
<li class="list-group-item">
openSUSE Leap 15.4
<br/>
<code>zypper in -t patch SUSE-2026-855=1</code>
</li>
<li class="list-group-item">
openSUSE Leap 15.6
<br/>
<code>zypper in -t patch openSUSE-SLE-15.6-2026-855=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.4 (noarch)
<ul>
<li>c3p0-0.9.5.5-150400.3.5.1</li>
<li>c3p0-javadoc-0.9.5.5-150400.3.5.1</li>
<li>mchange-commons-javadoc-0.2.20-150400.3.3.1</li>
<li>mchange-commons-0.2.20-150400.3.3.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (noarch)
<ul>
<li>c3p0-0.9.5.5-150400.3.5.1</li>
<li>c3p0-javadoc-0.9.5.5-150400.3.5.1</li>
<li>mchange-commons-javadoc-0.2.20-150400.3.3.1</li>
<li>mchange-commons-0.2.20-150400.3.3.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-27727.html">https://www.suse.com/security/cve/CVE-2026-27727.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-27830.html">https://www.suse.com/security/cve/CVE-2026-27830.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258913">https://bugzilla.suse.com/show_bug.cgi?id=1258913</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258942">https://bugzilla.suse.com/show_bug.cgi?id=1258942</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1259313">https://bugzilla.suse.com/show_bug.cgi?id=1259313</a>
</li>
</ul>
</div>